For the first time in Beijing, the British scientist of the daily Science and Technology (journalist Liu Daqun) displayed a new laser radar system, which uses masking techniques to capture 3D images under water. The system has a very high degree of sensitivity, even under very low-water lighting conditions, and can be used to check underwater equipment such as wind grid cables and turbines, as well as to monitor or survey underwater archaeological sites, as well as in areas such as security a...